<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body {
            background-color: #333;
        }

        .map {
            position: relative;
            width: 747px;
            height: 617px;
            background: url(images/map.png) no-repeat;
            margin: 0 auto;
        }

        .bei {
            position: absolute;
            color: #fff;
            top: 227px;
            left: 550px;
        }

        /* 继承 */
        .g {
            top: 550px;
            left: 550px;
        }

        .dotted {
            width: 8px;
            height: 8px;
            background-color: #09f;
            border-radius: 4px;
        }

        .bei div[class^="pulse"] {
            /* 保证我们小波纹在父盒子里面垂直居中，放大之后就会中心向四周发散 */
            position: absolute;
            top: 50%;
            left: 50%;
            width: 8px;
            height: 8px;
            box-shadow: 0 0 12px #009dfd;
            transform: translate(-50%, -50%);
            border-radius: 50%;
            animation: move 1.2s linear infinite;
        }

        .bei div.pulse2 {
            animation-delay: 0.4s;
        }

        .bei div.pulse3 {
            animation-delay: 0.8s;
        }

        @keyframes move {
            0% {}

            70% {
                width: 40px;
                height: 40px;
                /* opacity: 透明度;' */
                opacity: 1;
            }

            100% {
                width: 70px;
                height: 70px;
                opacity: 0;
            }
        }

        .tai {
            position: absolute;
            top: 500px;
            right: 80px;
            color: #fff;
        }

        .dot {
            width: 8px;
            height: 8px;
            background-color: #09f;
            border-radius: 4px;

        }

        .tai div[class^="h"] {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            box-shadow: 0 0 12px #009dfd;
            animation: ktm 1.2s linear infinite;
        }

        .tai div.h2 {
            animation-duration: 0.4s;
        }

        .tai div.h3 {
            animation-duration: 0.8s;
        }

        @keyframes ktm {
            0% {}

            70% {
                width: 40px;
                height: 40px;
                opacity: 1;
            }

            100% {
                width: 70px;
                height: 70px;
                opacity: 0;
            }
        }
    </style>
</head>

<body>
    <div class="map">
        <div class="bei">
            <div class="dotted"></div>
            <div class="pulse1"></div>
            <div class="pulse2"></div>
            <div class="pulse3"></div>
        </div>
        <div class="tai">
            <div class="dot"></div>
            <div class="h1"> </div>
            <div class="h2"></div>
            <div class="h3"></div>
        </div>
        <div class="bei g">
            <div class="dotted"></div>
            <div class="pulse1"></div>
            <div class="pulse2"></div>
            <div class="pulse3"></div>
        </div>
    </div>
</body>

</html>